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Self-powered bicycle signal output device and display apparatus using same

  • US 7,253,610 B2
  • Filed: 01/19/2005
  • Issued: 08/07/2007
  • Est. Priority Date: 01/21/2004
  • Status: Expired due to Fees
First Claim
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1. A bicycle signal output device comprising:

  • a magnet structured to be mounted to one of a first part and a moving part of a bicycle;

    a coil structured to be mounted to the other one of the first part and the moving part of the bicycle to provide a signal in response to relative motion between the magnet and the coil;

    a signal generating unit including a CPU, wherein operating power for the CPU is derived from the signal provided by the coil in response to relative motion between the magnet and the coil; and

    a wireless transmission unit that wirelessly transmits information generated by the signal generating unit.

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